Features
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Frequency Range 5 GHz to 6 GHz
P out 25 dBm at 5.8 GHz
Gain Typically 30 dB
P in Typically 0 dBm
V CC 2.7V to 3.8V
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Power Consumption in Power-down Mode Typically < 1 μA
Package: QFN16 3 mm × 3 mm
5.8 GHz WDCT
Power Amplifier
Benefits
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Biasing Control Extends Battery Time
Simple Input and Output Matching
Only One Single Supply Required
No High-side Switching Transistor Required
ATR7040
1. Description
1.1
Process
This 5-GHz power amplifier (PA) is designed using Atmel’s Silicon-Germanium (SiGe)
process and provides high efficiency.
1.2
Circuitry
The PA, ATR7040, consists of a three-stage amplifier with a typical output power of
25 dBm. The output stage was implemented using an open-collector structure. Power
up, power down, and output level are controlled at bias control pin 6 (V ctl ).
4868C–DECT–05/06
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